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  • Chevy Small Block SRP PRO 2618 - GM LS LR4/LY2 4.8L VORTEC 4800 - Piston Kit
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Chevy Small Block SRP PRO 2618 - GM LS LR4/LY2 4.8L VORTEC 4800 - Piston Kit

Price: $716.37

Select Size:

  • Bore
  • Comp. Ht.
  • Volume Dome CC
  • 3.78mm = 0.149in 1.314 -4.4
  • 3.78mm = 0.149in 1.314 7.5
  • 3.79mm = 0.149in 1.314 -4.7
  • 3.79mm = 0.149in 1.314 7.2
  • 3.898mm = 0.153in 1.314 -7.7
  • 3.898mm = 0.153in 1.314 4.9
  • 3.905mm = 0.154in 1.314 -8
  • 3.905mm = 0.154in 1.314 4.6

Weight: 0.01 lb

Sku: 315548

Weight:

SKU:



$716.37

 

PISTON DESIGN
  • Advanced, lightweight FSR forging that eliminates stress concentrations for superior strength
  • Up to 20% lighter than traditional equivalent
  • High-silicon 4032 aluminum alloy for reduced piston-to-wall clearance and quiet operation
  • Accumulator grooves for improved ring seal
  • Designed for normally aspirated or moderate forced induction/nitrous applications
  • Now includes high performance skirt coating!
 RINGS INCLUDED
  • Lightweight, low friction metric ring package included
  • 1.2mm top ring, 1.2mm steel 2nd ring, 2.5mm oil ring
  • Minimal filing required

    PINS AND LOCKS
  • High quality .945” Diameter 2.250" pin further reduces reciprocating weight
  • Carbon steel wire locks included

 

 

Part # CID Bore Stroke Rod
Lgth.		 Block
Ht.		 Comp.
Ht.		 Head Cubic Centimeters 61cc 64cc 68cc Compression Ratio Dome
Vol.		 Gram
Wt.		 Footnote Oversize Recom.
Ring Set
315548 293 3.78 3.268 6.278 9.226 1.314 9 8.7 8.3 -4.4 380 .945 Pin STD JC2808-3780
315549 293 3.78 3.268 6.278 9.226 1.314 10.5 10.1 9.6 7.5 401 .945 Pin STD JC2808-3780
315550 295 3.79 3.268 6.278 9.226 1.314 9 8.7 8.3 -4.7 383 .945 Pin 0.01 JC2808-3789
315551 295 3.79 3.268 6.278 9.226 1.314 10.5 10.1 9.6 7.2 403 .945 Pin 0.01 JC2808-3789
366435 312 3.898 3.268 6.278 9.226 1.314 9 8.7 8.3 -7.7 423 .945 Pin STD JG6008-3905
366436 312 3.898 3.268 6.278 9.226 1.314 10.5 10.1 9.6 4.9 440 .945 Pin STD JG6008-3905
366437 313 3.905 3.268 6.278 9.226 1.314 9 8.7 8.3 -8 425 .945 Pin 0.01 JG6008-3905
366438 313 3.905 3.268 6.278 9.226 1.314 10.5 10.1 9.6 4.6 442 .945 Pin 0.01 JG6008-3905

 

 

Top Compression Ring Thickness 0.0480
Second Compression Ring Thickness 0.0480
Oil Ring Thickness 0.100
Forging Type FSR
Series SRP Professional 2618
Piston Head Type Inv Dome/Dish
Pin Diameter (IN) 0.945
Make CHEVROLET
Wrist Pin Style - floating or press fit Floating
Wall Type CHAMFERED
Wall Thickness (IN) 0.150
Ringset Part Number SWN30131-2
Ring Brand ProSeal
Ringset Included Yes
Retainer Thickness 0.073
Retainer Lock Style Wire Lock
Retainer Lock Part Number 945-073-MW
Retainer Diameter (IN) 0.945
Piston Pin Inside Diameter 0.645
Piston Material 2618
Piston Pin Length (IN) 2.250
Piston Avg Wt 380
Pin Offset No
Pin Brand JE Pistons
Pin Part Number 945-2250-15-51C
Pin Included Yes
Pin Diameter (mm) 24.00
Oil Rail Support Included No
Deck Clearance -0.014
Dist/WDist 525.31
Brand SRP